Search Results for: 120 mortar

Introduction Spalling without rebar happens when the surface concrete flakes away, leaving a damaged area that needs patching. You’ll want to remove enough material to reach sound concrete and to create a gradual feathered edge for the new mix to blend in. Check the extent by probing the edge and looking for underlying cracking or […]

Introduction Concrete edge chipping happens when the outer edge of a slab flakes or breaks under impact, vibration, or uneven support. That damage is usually a sign the edge wasn’t held firmly during curing or took too much load from the sides. We’ll look at practical ways to build stronger edges so the sides stay

Introduction A superplasticizer for small batches is a concrete additive that helps it flow without adding extra water. Use it to reduce water content while maintaining workability, but check the label for batch size and separation warnings. Always follow the manufacturer’s instructions and local rules for mixing, curing, and safety. There are different types of

Introduction Concrete patch lines are blended repairs that look like part of the surrounding slab rather than obvious patches. The goal is a seamless join that doesn’t stand out when people walk on or near it. You’ll use careful technique and matching materials to hide the repair. Focus on patch techniques that blend edges with

Introduction Microtopping problems are defects like bubbles, pinholes, and delamination that happen when a thin decorative concrete layer can’t bond or level properly. This article covers straightforward, hands-on steps to prevent them during mixing, prep, and application. You’ll also see how surface preparation and choosing self-leveling options can help you get a smoother, longer-lasting finish.

Introduction Patching that looks patchy when wet means the surface is showing uneven water absorption due to porosity and finishing issues. It often happens when the concrete has inconsistent density or when the finish was applied without addressing bleed water and surface moisture. For DIYers, it’s a hands‑on check of how the surface feels, looks,